CN211855828U

CN211855828U - Spring pull rod testing device

Info

Publication number: CN211855828U
Application number: CN202020900952.XU
Authority: CN
Inventors: 康金福; 王守军; 吴涛
Original assignee: Jining Fengjing Construction Machinery Co Ltd
Current assignee: Jining Fengjing Construction Machinery Co Ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-11-03
Anticipated expiration: 2030-05-26

Abstract

The utility model provides a spring pull rod testing arrangement, including the test box, one side fixedly connected with framework of test box, the inner chamber fixedly connected with motor of framework, the output fixedly connected with gear of motor, one side meshing of gear is connected with first pinion rack, the first backup pad of top fixedly connected with of first pinion rack, and one side meshing that first pinion rack was kept away from to the gear is connected with the second pinion rack. The utility model discloses a cooperation of motor and gear is used, the user opens the motor through the switch, the motor passes through the gear and drives first pinion rack rebound, first pinion rack drives first backup pad rebound, first backup pad drives the locating plate and measures the hook rebound, also drive second pinion rack rebound through the gear, second pinion rack drives second backup pad rebound, the second backup pad drives the locating plate and measures the hook rebound, current spring pull rod testing arrangement has been solved, measuring distance is unregulated, the great problem of testing result error.

Description

Spring pull rod testing device

Technical Field

The utility model relates to a test field especially relates to a spring pull rod testing arrangement.

Background

The test is a measurement with experimental properties, i.e. a combination of measurement and experiment. The testing means is an instrument, and because the testing and the measurement are closely related, the testing and the measurement are not strictly distinguished in practical use. The basic task of testing is to obtain useful information, and to obtain information about the object to be tested by designing a reasonable experimental method and performing necessary signal analysis and data processing with the aid of special instruments and equipment. And finally, providing results for display or inputting the results into other information processing devices and control systems, wherein the standardized test refers to a test which adopts objective test questions, marks various measurement indexes such as credibility, validity, difficulty, discrimination and the like, establishes a normal model, is tested under a uniform environment and condition, and is developed or participated by or guided by professional organizations or professionals.

At present, spring pull rod power value detects and mainly utilizes ordinary spring testing machine to detect, and current testing arrangement is in the use, because couple distance can not be adjusted from top to bottom, causes the original length of pull rod and power value testing result error great, has reduced the precision when detecting, has reduceed detection quality, then can not satisfy user's demand, can not ensure user's interests.

Therefore, it is necessary to provide a spring pull rod testing device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spring pull rod testing arrangement has solved current spring pull rod testing arrangement, and the couple distance is unadjustable from top to bottom, causes the original length of pull rod and the great problem of power value testing result error.

For solving the technical problem, the utility model provides a pair of spring pull rod testing arrangement, the test box comprises a test box body, one side fixedly connected with framework of test box, the inner chamber fixedly connected with motor of framework, the output fixedly connected with gear of motor, one side meshing of gear is connected with first pinion rack, the first backup pad of top fixedly connected with of first pinion rack, one side meshing that first pinion rack was kept away from to the gear is connected with the second pinion rack, the bottom fixedly connected with second backup pad of second pinion rack, the through-hole has been seted up at the top of second backup pad, the bottom of first backup pad and the equal fixedly connected with locating plate in top of second backup pad, one side fixedly connected with of locating plate measures the hook.

Preferably, a switch is installed on one side of the frame body away from the test box, and an electrical output end of the switch is electrically connected with an electrical input end of the motor.

Preferably, the inner wall both sides of framework all fixedly connected with slider, the spout with slider looks adaptation is all seted up to one side of first pinion rack and second pinion rack, slider and spout sliding connection.

Preferably, the equal fixedly connected with pulley in one side of first backup pad and second backup pad, one side fixedly connected with slide rail that the test box inner chamber is close to the pulley, pulley and slide rail sliding connection.

Preferably, the outer side of the measuring hook is fixedly connected with an anti-slip sleeve, and anti-slip lines are arranged on the surface of the anti-slip sleeve.

Preferably, the spring body is welded on one side of the first supporting plate and one side of the second supporting plate far away from the positioning plate, and one end of the spring body is fixedly connected with the top and the bottom of the inner cavity of the test box.

Preferably, the front surface of the test box is rotatably connected with a movable door through a hinge, and the front surface of the movable door is fixedly connected with a handle.

Compared with the prior art, the utility model provides a pair of spring pull rod testing arrangement has following beneficial effect:

the utility model provides a spring pull rod testing device,

1. the utility model discloses a cooperation of motor and gear is used, and the user opens the motor through the switch, and the motor drives the gear rotation, and the gear drives first pinion rack rebound, and first pinion rack drives first backup pad rebound, and first backup pad drives the locating plate and measures the hook rebound, also drives second pinion rack rebound through the gear, and the second pinion rack drives second backup pad rebound, and the second backup pad drives the locating plate and measures the hook rebound, to sum up, solved current spring pull rod testing arrangement, the couple distance is unable to be adjusted from top to bottom, causes the great problem of the original length of pull rod and power value testing result error.

2. The utility model is provided with the switch, which is convenient for users to turn on and turn off the motor, reduces the labor force of people and improves the working efficiency; by arranging the sliding block, the stability of the first toothed plate and the second toothed plate is improved, and the first toothed plate and the second toothed plate are prevented from shaking during movement; by arranging the pulleys, the stability of the first supporting plate and the second supporting plate is improved, and the first supporting plate and the second supporting plate are prevented from shaking when moving; by arranging the anti-slip sleeve, the friction force between the spring pull rod and the measuring hook is increased, and the spring pull rod is prevented from falling off during measurement due to the lack of an anti-slip device; through the arrangement of the spring body, the collision between the first support plate and the second support plate and the inner wall of the test box is reduced, and the service lives of the first support plate, the second support plate and the test box are effectively prolonged; through having set up the dodge gate, the spring pull rod is placed to the facilitate use and measures, can prevent to get into the dust when not using.

Drawings

Fig. 1 is a schematic structural diagram of a spring pull rod testing device according to a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of the test chamber of FIG. 1;

FIG. 3 is a top view of the gear shown in FIG. 1;

fig. 4 is a side view of the structure of the measuring hook shown in fig. 1.

Reference numbers in the figures: 1. a test box; 2. a frame body; 3. a motor; 4. a gear; 5. a first toothed plate; 6. a first support plate; 7. a second toothed plate; 8. a second support plate; 9. a through hole; 10. positioning a plate; 11. a measuring hook; 12. a switch; 13. a slider; 14. a chute; 15. a pulley; 16. a slide rail; 17. an anti-slip sleeve; 18. a spring body; 19. a movable door; 20. a handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a spring pull rod testing apparatus according to a preferred embodiment of the present invention; FIG. 2 is a cross-sectional view of the test chamber of FIG. 1; FIG. 3 is a top view of the gear shown in FIG. 1; fig. 4 is a structural side view of the measuring hook shown in fig. 1, and is a spring pull rod testing device, which comprises a testing box 1, one side fixedly connected with framework 2 of the testing box 1, the inner chamber fixedly connected with motor 3 of the framework 2, the output end fixedly connected with gear 4 of the motor 3, one side meshing of the gear 4 is connected with a first toothed plate 5, a first supporting plate 6 of the top fixedly connected with of the first toothed plate 5, one side meshing of the gear 4 away from the first toothed plate 5 is connected with a second toothed plate 7, a second supporting plate 8 of the bottom fixedly connected with of the second toothed plate 7, a through hole 9 is provided at the top of the second supporting plate 8, a positioning plate 10 is fixedly connected with the bottom of the first supporting plate 6 and the top of the second supporting plate 8, and a measuring hook 11 is fixedly connected with one side of the positioning plate 10.

Switch 12 is installed to one side that test box 1 was kept away from to framework 2, switch 12's electrical output end and motor 3's electrical input end electric connection, through having set up switch 12, the person of facilitating the use opens motor 3 and closes motor 3, has reduced people's labour, has improved work efficiency.

The equal fixedly connected with slider 13 in inner wall both sides of framework 2, the spout 14 with slider 13 looks adaptation is all seted up to one side of first pinion rack 5 and second pinion rack 7,

slider

13 and 14 sliding connection of spout have improved the stability of first pinion rack 5 and second pinion rack 7 through having set up slider 13, prevent that first pinion rack 5 and second pinion rack 7 from taking place to rock when removing.

Equal fixedly connected with pulley 15 in one side of first backup pad 6 and second backup pad 8, 1 inner chamber of test box is close to one side fixedly connected with slide rail 16 of pulley 15, pulley 15 and slide rail 16 sliding connection have improved the stability of first backup pad 6 and second backup pad 8 through having set up pulley 15, take place to rock when preventing that first backup pad 6 and second backup pad 8 from removing.

The outer side of the measuring hook 11 is fixedly connected with an anti-slip sleeve 17, the surface of the anti-slip sleeve 17 is provided with anti-slip lines, friction force between the spring pull rod and the measuring hook 11 is increased through the anti-slip sleeve 17, and the spring pull rod is prevented from falling off during measurement due to lack of an anti-slip device.

Spring body 18 has all been welded to one side that locating plate 10 was kept away from to first backup pad 6 and second backup pad 8, the top and the bottom fixed connection of the one end of spring body 18 and 1 inner chamber of test box have reduced the collision between first backup pad 6 and second backup pad 8 and the test box 1 inner wall through having set up spring body 18 body, have effectually prolonged the life of first backup pad 6, second backup pad 8 and test box 1.

The front surface of the test box 1 is rotatably connected with a movable door 19 through a hinge, the front surface of the movable door 19 is fixedly connected with a handle 20, the movable door 19 is arranged, a spring pull rod is placed for convenient use for measurement, and dust can be prevented from entering when the movable door is not used.

In this embodiment, it should be noted that the model of the motor 3 is set to DW42BLS 01.

The utility model provides a pair of spring pull rod testing arrangement's theory of operation as follows:

when using, the user opens motor 3 through switch 12, motor 3 drives gear 4 rotatory, gear 4 drives first pinion rack 5 rebound, first pinion rack 5 drives first backup pad 6 rebound, first backup pad 6 drives locating plate 10 and measures hook 11 rebound, also drive second pinion rack 7 rebound through gear 4, second pinion rack 7 drives second backup pad 8 rebound, second backup pad 8 drives locating plate 10 and measures hook 11 rebound, to sum up, thereby reach the distance that measuring device can adjust the couple from top to bottom, the precision when having improved the detection has improved detection quality, has satisfied user's demand then, has ensured user's interests.

the utility model discloses a cooperation of motor 3 and gear 4 is used, the user opens motor 3 through switch 12, motor 3 drives gear 4 rotatory, gear 4 drives first pinion rack 5 and upwards removes, first pinion rack 5 drives first backup pad 6 and upwards removes, first backup pad 6 drives locating plate 10 and measures hook 11 rebound, also drive second pinion rack 7 rebound through gear 4, second pinion rack 7 drives second backup pad 8 rebound, second backup pad 8 drives locating plate 10 and measures hook 11 rebound, to sum up, current spring pull rod testing arrangement has been solved, the upper and lower couple distance is unadjustable, causes the great problem of the original length of pull rod and power value testing result error.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a spring pull rod testing arrangement, includes test box (1), its characterized in that: the utility model discloses a test box, including test box (1), one side fixedly connected with framework (2) of test box (1), the inner chamber fixedly connected with motor (3) of framework (2), the output end fixedly connected with gear (4) of motor (3), one side meshing of gear (4) is connected with first pinion rack (5), the first backup pad (6) of top fixedly connected with of first pinion rack (5), one side meshing that first pinion rack (5) were kept away from in gear (4) is connected with second pinion rack (7), the bottom fixedly connected with second backup pad (8) of second pinion rack (7), through-hole (9) have been seted up at the top of second backup pad (8), the bottom of first backup pad (6) and the equal fixedly connected with locating plate (10) in top of second backup pad (8), one side fixedly connected with of locating plate (10) measures hook (11).

2. The spring pull rod testing device according to claim 1, wherein a switch (12) is installed on one side of the frame body (2) far away from the testing box (1), and an electrical output end of the switch (12) is electrically connected with an electrical input end of the motor (3).

3. The spring pull rod testing device according to claim 1, wherein sliding blocks (13) are fixedly connected to two sides of the inner wall of the frame body (2), sliding grooves (14) matched with the sliding blocks (13) are formed in one sides of the first toothed plate (5) and the second toothed plate (7), and the sliding blocks (13) are connected with the sliding grooves (14) in a sliding mode.

4. The spring pull rod testing device according to claim 1, wherein a pulley (15) is fixedly connected to each of one sides of the first supporting plate (6) and the second supporting plate (8), a slide rail (16) is fixedly connected to one side, close to the pulley (15), of an inner cavity of the testing box (1), and the pulley (15) is slidably connected with the slide rail (16).

5. The spring pull rod testing device according to claim 1, wherein an anti-slip sleeve (17) is fixedly connected to the outer side of the measuring hook (11), and anti-slip lines are arranged on the surface of the anti-slip sleeve (17).

6. The spring pull rod testing device according to claim 1, wherein spring bodies (18) are welded on one sides of the first supporting plate (6) and the second supporting plate (8) far away from the positioning plate (10), and one ends of the spring bodies (18) are fixedly connected with the top and the bottom of an inner cavity of the testing box (1).

7. The spring pull rod testing device according to claim 1, wherein a movable door (19) is rotatably connected to the front surface of the testing box (1) through a hinge, and a handle (20) is fixedly connected to the front surface of the movable door (19).